FAQ000256205
27 May 2023
Our wall-mounted drives satisfies EN/IEC 61800-3 environment 1 category C2, EN/IEC 61800-3 environment 2 category C3, and floor mounted drives only EN/IEC 61800-3 environment 2 category C3. (Same for ATV300, ATV900).

As described in IEC61800-3, it stated clearly for environment 1:

And environment 2:

The testing waveform:
The behavior would satisfy "B" as minimum, which is: